The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 7684287 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 23, 2010

Filed:

Apr. 06, 2006
Applicant:

Hideki Sakamoto, Iwaki, JP;

Inventor:

Hideki Sakamoto, Iwaki, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 17/22 (2006.01);
U.S. Cl.
CPC ...
Abstract

A disc changer is provided which can perform a disc check in a short time which involves checking whether or not each disc loaded in the disc changer is reproducible in loading CDs on the changer. File system data is selected from management data of a selected disc and reproduced by a file system data selector. The selected file system data is analyzed by a file system data analyzer, and a condition of the analysis is monitored by a reproducible file detector. When a reproducible file is detected, the analysis is suspended, a result of a disc check is generated, and a next disc may be checked.


Find Patent Forward Citations

Sakamoto, Hideki. (2010). Disc changer (U.S. Patent No. 7684287). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7684287

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